prealternate
postjuvenal
ornithogenic
basic plumage
wire
presong
avianlike
feather
common starling
Sturnus vulgaris
beard
pterolysis
cathartid
New World vulture
clutch
mature
paleornithology
fledged
palaeornithology
pterylosis
bird genus
epicleidium
alternate plumage
birdlife
avifauna
prebasic
jay
gruiform
runting-stunting syndrome
interscapulars
air sac
mesoptile
rostralization
protoptile
broadbill
uropygium
nonpasserine
heronlike
pseudotooth
birdcatching
Apterygiformes
order Apterygiformes
axial
parapterum
buteonine
mews
family Falconidae
Falconidae
aftershaft
birdwise
Old World warbler
true warbler
heronry
hackle
keel
post-juvenile
-ptile
fourchette
nesting
archeopteryx
aviform
archaeopteryx
Burhinidae
mute
heroner
partridge
Archaeopteryx lithographica
tinamou
family Burhinidae
mastax
genus Zonotrichia
wake
Zonotrichia
pterylography
auriculars
genus Archaeornis
epithema
starling
thrushlike
immature
furcula
bird-nest
sandgrouse
birdnest
fist
sand grouse
ornithogeography
unfledged
caliology
allopreening
roost
New Zealand wren
homer pigeon
order Casuariiformes
neossoptile
vesper sparrow
homer
Casuariiformes